Johnson 48-Inch Drywall T-Square - Aluminum, Model 40-0504

Johnson Level & Tool drywall T-square, model 40-0504 (Canada). - 48-inch aluminum blade with a 16-inch head - the standard size for cutting full drywall sheets - Heavy duty construction, riveted head, stays square - Clear, easy-to-read black markings in inches (1/8 inch graduations), with the 16 and 19-3/16 stud markings - Straight edge works as a cutting guide for scoring drywall Used with normal workshop wear - some scuffs and paint marks - but straight, square, and all markings legible (see photos). Pickup in Hamilton.